Features and Benefits:37” throat depthcan handle large or pre-bent panels.0 to 1,500 beatsper minute (inverter-driven variable speed).Adjust the speed via thefoot pedalor operator panel.On-the-fly stroke adjustments range from 0.1” to .750”.?” steeland ” soft aluminum shrinking capacity.Runs on220-volt 3-phasepower.Switch between rigidPullmax®-style modeand spring-slappingYoder® style mode, depending on your project.Use rigid mode for short stroke shaping and flanging. No "give" between die heads.Non-rigid mode creates a dead blow hammering effect, suitable for aggressive shrinking and planishing.Tooling changes take only a few seconds. Release the die, pull out the pin, switch, and replace the pin.Our largest power hammer, the MH-37HD can shape4 or 5 pieces of metal at oncefor fast production of multiple parts. A1”-thick steel plate framekeeps the machine rigid.